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An airplane flies due north in a region where Earth's magnetic field has magnitude 5.3×10?5T, declination 0?, and inclination 75?.
1) What's the induced emf between the wingtips, 36 m apart, when the plane flies at 230m/s?
A 520?F capacitor is connected across a 1.35Hinductor. At a certain time, the charge on the capacitor is zero and the current is 0.360A .
2) How much later will the capacitor charge reach its peak. Delta t=?
3) What's the total energy in the circuit. U=?
4) What is the peak charge on the capacitor. Q0=?
A uniform block of height 0.330 m, floats in glycerin of density 1260 kg/m3. The bottom of the block is 0.2748 m below the surface of the glycerin. Illustrate what is the density of the block?
suppose you have a heat engine operating between 230 C and 100.0 c. it achieves 20.0% of the maximum possible efficiency(carnot Efficiency). what energy input will enable the engine to perform 12.0 kJ of work?
An astronaut weighs 7*10^2 N on the surface of the earth (M earth=5.98*10^24 kg). What is her weight 7.70*10^6 m above the earth.
Pressure Variations and Ocean Exploration, How do the pressure variations with depth affect the ability to explore the ocean? How does it affect scuba diving
In a RLC circuit, the rms current is 7.00 A, the maximum voltage 230. V and the current lags behind the voltage by 53.0 degrees. Find the average power dissipated in the circuit
If both ropes BCA and CD can support a maximum tensile force = 160 , what is the maximum weight of the crate that the system can support? Illustrate what is the angle required for equilibrium
Suppose the space shuttle is in orbit 460km from the Earth's surface, and circles the Earth about once every 93.80 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, gravitational accelera..
Two blocks with masses m = 16.7 kg and M = 70.1 kg are not attached. The coefficient of static friction between the blocks is 0.45 but the surface beneath M is frictionless. What is the minimum force F required to hold m against M?
A loudspeaker is generating sound in a room. At a certain point, the sound waves coming directly from the speaker, What is the total intensity level
How fast should a car move toward you for the car's horn to sound 2.88% higher in frequency than as the car is stationary? The speed of sound is 343 m/s.
Ladder 6.55 m long leans against the side of a building. If the ladder is inclined at an angle of 65.5° to the horizontal, what is the horizontal distance from the bottom of ladder to the building.
A 2.30×103 ? resistor and a capacitor are connected in series and then a 12.00 V potential difference is suddenly applied across them. Calculate the time constant of the circuit
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